APA引文

Thorpe, E., & Thorpe, S. (2009). Pearson general studies manual 2010: For the UPSC Civil Services preliminary examination. Pearson.

Chicago Edition Citation

Thorpe, Edgar, and Showick Thorpe. Pearson General Studies Manual 2010: For the UPSC Civil Services Preliminary Examination. Chandigarh: Pearson, 2009.

MLA引文

Thorpe, Edgar, and Showick Thorpe. Pearson General Studies Manual 2010: For the UPSC Civil Services Preliminary Examination. Pearson, 2009.

警告:這些引文格式不一定是100%准確.